Smartphone holder



FIG. 1 is a perspective view of the smartphone holder showing my new design;

FIG. 2 is a perspective view thereof from another angle;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a top plan view thereof;

FIG. 8 is a bottom plan view thereof; and,

FIG. 9 is a perspective view of the smartphone holder of FIG. 1 shown in an alternative configuration.

The broken lines shown in the drawings represent portions of the Smartphone Holder that form no part of the claimed design. 

CLAIM The ornamental design for a smartphone holder, as shown and described. 